CN110756662A - Butterfly nut processing die and process for processing butterfly nut by using same - Google Patents
Butterfly nut processing die and process for processing butterfly nut by using same Download PDFInfo
- Publication number
- CN110756662A CN110756662A CN201911054517.8A CN201911054517A CN110756662A CN 110756662 A CN110756662 A CN 110756662A CN 201911054517 A CN201911054517 A CN 201911054517A CN 110756662 A CN110756662 A CN 110756662A
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- die
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D37/00—Tools as parts of machines covered by this subclass
- B21D37/10—Die sets; Pillar guides
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D35/00—Combined processes according to or processes combined with methods covered by groups B21D1/00 - B21D31/00
- B21D35/001—Shaping combined with punching, e.g. stamping and perforating
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D35/00—Combined processes according to or processes combined with methods covered by groups B21D1/00 - B21D31/00
- B21D35/002—Processes combined with methods covered by groups B21D1/00 - B21D31/00
- B21D35/005—Processes combined with methods covered by groups B21D1/00 - B21D31/00 characterized by the material of the blank or the workpiece
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D53/00—Making other particular articles
- B21D53/24—Making other particular articles nuts or like thread-engaging members
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
- B23P15/00—Making specific metal objects by operations not covered by a single other subclass or a group in this subclass
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Punching Or Piercing (AREA)
Abstract
The invention relates to a butterfly nut processing die, which is characterized in that: the invention comprises a blanking die, a material shaping die, a ball pressing die, a bending die, a fin pressing die and a punching die which are arranged on special processing equipment for the butterfly nut and are oppositely and continuously arranged, and the invention has the beneficial effects that: the butterfly nut can be processed by installing the set of processing die on the special processing equipment for the butterfly nut, so that the working efficiency is high and the operation is convenient and fast.
Description
Technical Field
The invention relates to the field of butterfly nut processing, in particular to a butterfly nut processing die and a process for processing a butterfly nut by using the same.
Background
The butterfly nut is one kind of nut, the shape is like butterfly, the butterfly nut can be divided into cold heading butterfly nut, cast butterfly nut and ram-type butterfly nut according to the process; the shape can be divided into two basic shapes of square wing and circular wing. The butterfly nut has the double wings, so that the butterfly nut can be manually screwed or loosened in the using process without carrying tools, the application range is very wide, but the existing butterfly nut is complex in processing technology and a special die of a special device for processing the butterfly nut is complex.
Disclosure of Invention
The technical problem to be solved by the present invention is to solve the above-mentioned deficiencies of the prior art,
a butterfly nut processing die and a process for processing a butterfly nut by using the die are provided.
In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides a butterfly nut mold processing which characterized in that: the device comprises a blanking die, a material shaping die, a ball pressing die, a bending die, a wing pressing die and a punching die which are oppositely and continuously arranged on special machining equipment for the butterfly nut, wherein the blanking die comprises a blanking die base, a blanking working round platform is arranged in the middle of the blanking die base, a blanking through hole which penetrates through the blanking working round platform is formed in the center of the blanking working round platform, a circular groove which is concentric with the blanking through hole is formed in one end, away from the blanking die base, of the blanking working round platform, the shaping die and the blanking die are consistent in shape, the ball pressing die comprises a ball pressing die base, a ball pressing working round platform is arranged in the middle of the ball pressing die base, a ball pressing through hole which penetrates through the ball pressing working round platform is formed in the center of the ball pressing working round platform, a spherical groove which is concentric with the ball pressing through hole is formed in the position of the ball pressing through hole is formed in one end, away from the ball pressing die base, of the bending, the bending die comprises a bending die base, a bending working circular table is arranged in the middle of the bending die base, a bending through hole penetrating through the bending working circular table is arranged in the center of the bending working circular table, strip-shaped grooves are oppositely arranged on two sides of the bending through hole, fan-shaped slopes with gradually-reduced slopes are arranged at the strip-shaped grooves, a fin pressing die base is arranged in the middle of the fin pressing die base, a fin pressing working circular table is arranged in the center of the fin pressing working circular table, a fin pressing through hole penetrating through the fin pressing working circular table is arranged in the center of the fin pressing working circular table, a fin pressing groove concentric with the fin pressing through hole is arranged at one end, far away from the fin pressing die base, of the fin pressing working circular table, fin pressing notches which are oppositely arranged and are positioned in the same straight line are arranged on the inner wall of the fin pressing groove, the punching die comprises a punching upper die and a punching lower die which are oppositely, the middle part of the first semicircular punching table is provided with a first semicircular through hole, and the middle part of the second semicircular punching table is provided with a second semicircular through hole.
The machining process of the butterfly nut comprises the following steps:
blanking: placing the blank in a blanking working circular table of a blanking die arranged on special processing equipment for the butterfly nut, and performing cold heading through the blanking die arranged oppositely to obtain an initial blank;
and (3) material arrangement: placing the initial blank on a material finishing working circular table of a material finishing die for secondary cold heading, and trimming and chamfering the initial blank;
pressing the ball: placing the initial blank after the material shaping die on a ball pressing working circular table of a ball pressing die, aligning the middle part of the initial blank with a spherical groove of the ball pressing die, and performing cold heading to form a blank to be processed, wherein the middle part of the blank is spherical and two sides of the blank are cylinders;
bending: placing the blank to be processed on a bending working circular table of a bending die, placing the ball-shaped blank on the bending through hole of the bending working circular table, aligning the cylinders at two sides with the strip-shaped groove, bending the cylinders at two sides upwards by 45 degrees after cold heading, and simultaneously extruding the middle ball-shaped blank into the bottom of the circular table;
pressing fins: placing the bent blank to be processed on a fin pressing working circular table of a fin pressing die, aligning the bottom of the middle circular table with a fin pressing through hole, aligning the cylinders at the two sides with fin pressing grooves, and flattening the cylinders at the two sides to form double wings;
punching: placing the blank to be processed after wing pressing between a first semicircular punching table and a second semicircular punching table of a punching tool of a punching die, aligning the bottom of a circular table with a circular through hole formed between a first semicircular through hole and a second semicircular through hole, and clamping two ends of the blank to be processed and then punching by using a punching machine;
tapping: and tapping threads on the inner wall of the hole in the middle of the bottom of the circular truncated cone to form a screw hole, so as to obtain a finished butterfly nut.
The invention has the beneficial effects that: the butterfly nut can be processed by installing the set of processing die on the special processing equipment for the butterfly nut, so that the working efficiency is high and the operation is convenient and fast.
The present invention will be described in further detail with reference to the accompanying drawings and examples.
Drawings
Fig. 1 is a schematic perspective view of a processing mold according to an embodiment of the present invention.
Detailed Description
Referring to FIG. 1: a butterfly nut processing die comprises a blanking die 1, a material arranging die 2, a ball pressing die 3, a bending die 4, a wing pressing die 5 and a punching die 6 which are oppositely and continuously arranged on special processing equipment for butterfly nuts, wherein the blanking die 1 comprises a blanking die base 11, a blanking working circular table 12 is arranged in the middle of the blanking die base 11, a blanking through hole 13 penetrating through the blanking working circular table 12 is formed in the center of the blanking working circular table 12, a circular groove 14 which is concentric with the blanking through hole 13 is formed in one end, away from the blanking die base 11, of the blanking working circular table 12, the material arranging die 2 is consistent with the blanking die 1 in shape, the ball pressing die 3 comprises a ball pressing die base 31, a ball pressing working circular table 32 is arranged in the middle of the ball pressing die base 31, a ball pressing through hole 33 penetrating through the ball pressing working circular table 32 is formed in the center of the ball pressing working circular table 32, a spherical groove 34 which is concentric with the ball pressing through hole 33 is formed in one end, away from the ball pressing die base 31, the bending die 4 comprises a bending die base 41, a bending working circular table 42 is arranged in the middle of the bending die base 41, a bending through hole 43 penetrating through the bending working circular table 42 is formed in the center of the bending working circular table 42, strip-shaped grooves 44 are oppositely formed in two sides of the bending through hole 43, fan-shaped slopes 45 with gradually reduced slopes are arranged at the strip-shaped grooves 44, the fin pressing die 5 comprises a fin pressing die base 51, a fin pressing working circular table 52 is arranged in the middle of the fin pressing die base 51, a fin pressing through hole 53 penetrating through the fin pressing working circular table 52 is formed in the center of the fin pressing working circular table 52, a fin pressing groove 54 concentric with the fin pressing through hole 53 is formed in one end of the fin pressing working circular table 52 far away from the fin pressing die base 51, a fin pressing notch 55 which is oppositely arranged and is positioned in the same straight line is formed in the inner wall of the fin pressing groove 54, the punching die 6 comprises a punching upper die and a punching lower die 62 which are oppositely arranged, the lower punching die 62 is provided with a second semicircular punching table 621, the middle part of the first semicircular punching table is provided with a first semicircular through hole, and the middle part of the second semicircular punching table 621 is provided with a second semicircular through hole 622.
A processing technology of a butterfly nut comprises the following steps:
blanking: placing the blank in a blanking working circular table 12 of a blanking die 1 arranged on special processing equipment for the butterfly nut, and performing cold heading through the blanking die 1 arranged oppositely to obtain an initial blank;
and (3) material arrangement: placing the initial blank on a material arranging working circular table 22 of the material arranging die 2 for secondary cold heading, and trimming and chamfering the initial blank;
pressing the ball: placing the initial blank passing through the material shaping die 2 on a ball pressing working circular table 32 of a ball pressing die 3, aligning the middle part of the initial blank with a spherical groove 34 of the ball pressing die, and performing cold heading to form a blank to be processed, wherein the middle part of the blank is spherical and two sides of the blank are cylinders;
bending: placing the blank to be processed on a bending working circular table 42 of a bending die 4, placing the ball-shaped blank on a bending through hole 43 of the bending working circular table 42, aligning the cylinders at two sides with a strip-shaped groove 44, bending the cylinders at two sides upwards by 45 degrees after cold heading, and simultaneously extruding the middle ball-shaped blank into the bottom of the circular table;
pressing fins: placing the bent blank to be processed on a fin pressing working circular table 52 of a fin pressing die 5, aligning the bottom of the middle circular table with a fin pressing through hole 53, aligning the cylinders at two sides with fin pressing grooves 54, and flattening the cylinders at two sides to form double fins;
punching: placing the blank to be processed after wing pressing between a first semicircular punching table and a second semicircular punching table 621 of a punching tool of the punching die 6, aligning the bottom of the circular table with a circular through hole formed between the first semicircular through hole and the second semicircular through hole 622, clamping two ends of the blank to be processed, and punching by using a punching machine;
tapping: and tapping threads on the inner wall of the hole in the middle of the bottom of the circular truncated cone to form a screw hole, so as to obtain a finished butterfly nut.
Claims (2)
1. The utility model provides a butterfly nut mold processing which characterized in that: the device comprises a blanking die, a material shaping die, a ball pressing die, a bending die, a wing pressing die and a punching die which are oppositely and continuously arranged on special machining equipment for the butterfly nut, wherein the blanking die comprises a blanking die base, a blanking working round platform is arranged in the middle of the blanking die base, a blanking through hole which penetrates through the blanking working round platform is formed in the center of the blanking working round platform, a circular groove which is concentric with the blanking through hole is formed in one end, away from the blanking die base, of the blanking working round platform, the shaping die and the blanking die are consistent in shape, the ball pressing die comprises a ball pressing die base, a ball pressing working round platform is arranged in the middle of the ball pressing die base, a ball pressing through hole which penetrates through the ball pressing working round platform is formed in the center of the ball pressing working round platform, a spherical groove which is concentric with the ball pressing through hole is formed in the position of the ball pressing through hole is formed in one end, away from the ball pressing die base, of the bending, the bending die comprises a bending die base, a bending working circular table is arranged in the middle of the bending die base, a bending through hole penetrating through the bending working circular table is arranged in the center of the bending working circular table, strip-shaped grooves are oppositely arranged on two sides of the bending through hole, fan-shaped slopes with gradually-reduced slopes are arranged at the strip-shaped grooves, a fin pressing die base is arranged in the middle of the fin pressing die base, a fin pressing working circular table is arranged in the center of the fin pressing working circular table, a fin pressing through hole penetrating through the fin pressing working circular table is arranged in the center of the fin pressing working circular table, a fin pressing groove concentric with the fin pressing through hole is arranged at one end, far away from the fin pressing die base, of the fin pressing working circular table, fin pressing notches which are oppositely arranged and are positioned in the same straight line are arranged on the inner wall of the fin pressing groove, the punching die comprises a punching upper die and a punching lower die which are oppositely, the middle part of the first semicircular punching table is provided with a first semicircular through hole, and the middle part of the second semicircular punching table is provided with a second semicircular through hole.
2. The process for machining the butterfly nut as claimed in claim 1, comprising the following steps:
blanking: placing the blank in a blanking working circular table of a blanking die arranged on special processing equipment for the butterfly nut, and performing cold heading through the blanking die arranged oppositely to obtain an initial blank;
and (3) material arrangement: placing the initial blank on a material finishing working circular table of a material finishing die for secondary cold heading, and trimming and chamfering the initial blank;
pressing the ball: placing the initial blank after the material shaping die on a ball pressing working circular table of a ball pressing die, aligning the middle part of the initial blank with a spherical groove of the ball pressing die, and performing cold heading to form a blank to be processed, wherein the middle part of the blank is spherical and two sides of the blank are cylinders;
bending: placing the blank to be processed on a bending working circular table of a bending die, placing the ball-shaped blank on the bending through hole of the bending working circular table, aligning the cylinders at two sides with the strip-shaped groove, bending the cylinders at two sides upwards by 45 degrees after cold heading, and simultaneously extruding the middle ball-shaped blank into the bottom of the circular table;
pressing fins: placing the bent blank to be processed on a fin pressing working circular table of a fin pressing die, aligning the bottom of the middle circular table with a fin pressing through hole, aligning the cylinders at the two sides with fin pressing grooves, and flattening the cylinders at the two sides to form double wings;
punching: placing the blank to be processed after wing pressing between a first semicircular punching table and a second semicircular punching table of a punching tool of a punching die, aligning the bottom of a circular table with a circular through hole formed between a first semicircular through hole and a second semicircular through hole, and clamping two ends of the blank to be processed and then punching by using a punching machine;
tapping: and tapping threads on the inner wall of the hole in the middle of the bottom of the circular truncated cone to form a screw hole, so as to obtain a finished butterfly nut.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911054517.8A CN110756662A (en) | 2019-10-31 | 2019-10-31 | Butterfly nut processing die and process for processing butterfly nut by using same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911054517.8A CN110756662A (en) | 2019-10-31 | 2019-10-31 | Butterfly nut processing die and process for processing butterfly nut by using same |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110756662A true CN110756662A (en) | 2020-02-07 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911054517.8A Pending CN110756662A (en) | 2019-10-31 | 2019-10-31 | Butterfly nut processing die and process for processing butterfly nut by using same |
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| Country | Link |
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| CN (1) | CN110756662A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110756660A (en) * | 2019-10-31 | 2020-02-07 | 温州市强邦实业有限公司 | Butterfly nut mold processing |
| CN112025217A (en) * | 2020-08-24 | 2020-12-04 | 温州市强邦实业有限公司 | Production process of corrosion-resistant butterfly nut |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN1548782A (en) * | 2003-05-13 | 2004-11-24 | 吴*** | Method for producing cold forging wing-shaped screw nut |
| EP1581352B1 (en) * | 2002-11-27 | 2007-10-03 | Whitesell International Corporation | Self-attaching female fastener elements and method fo forming same |
| CN102161074A (en) * | 2010-02-23 | 2011-08-24 | 台湾翼帽股份有限公司 | Manufacturing method of wing nut |
| TW201141634A (en) * | 2010-05-21 | 2011-12-01 | Feng-Long Wu | Wing nut manufacturing method |
| CN106311957A (en) * | 2016-10-31 | 2017-01-11 | 绍兴文理学院 | Butterfly nut and production technique and stamping device for same |
| CN107263112A (en) * | 2017-06-24 | 2017-10-20 | 郑州佳泰机电科技有限公司 | The lathe and processing method of a kind of wing nut processing |
-
2019
- 2019-10-31 CN CN201911054517.8A patent/CN110756662A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1581352B1 (en) * | 2002-11-27 | 2007-10-03 | Whitesell International Corporation | Self-attaching female fastener elements and method fo forming same |
| CN1548782A (en) * | 2003-05-13 | 2004-11-24 | 吴*** | Method for producing cold forging wing-shaped screw nut |
| CN102161074A (en) * | 2010-02-23 | 2011-08-24 | 台湾翼帽股份有限公司 | Manufacturing method of wing nut |
| TW201141634A (en) * | 2010-05-21 | 2011-12-01 | Feng-Long Wu | Wing nut manufacturing method |
| CN106311957A (en) * | 2016-10-31 | 2017-01-11 | 绍兴文理学院 | Butterfly nut and production technique and stamping device for same |
| CN107263112A (en) * | 2017-06-24 | 2017-10-20 | 郑州佳泰机电科技有限公司 | The lathe and processing method of a kind of wing nut processing |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110756660A (en) * | 2019-10-31 | 2020-02-07 | 温州市强邦实业有限公司 | Butterfly nut mold processing |
| CN112025217A (en) * | 2020-08-24 | 2020-12-04 | 温州市强邦实业有限公司 | Production process of corrosion-resistant butterfly nut |
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Application publication date: 20200207 |
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